Warning Lights Need Updated for Lincoln

March 9, 2022

This bulletin concerns some 2011-2013 Lincoln MKX vehicles built on or before Jan. 23, 2013.

Some 2011-2013 Lincoln MKX vehicles built on or before Jan. 23, 2013, may exhibit an illuminated anti-lock brake system (ABS) or advanced track light warning lamp on, with diagnostic trouble code (DTC) P193C and U0401. The concern often occurs when shifting gears or when the engine is idling for long periods with the air conditioning system on.

Reprogram the powertrain control module (PCM) to the latest calibration using IDS release 83.01 and higher.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of  specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

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